the white house can thank nsa leaker, edward snowden. president obama has had to apologize to hollande, merkel, and current and former leaders in mexico and president ruseff who even canceled a state visit to washington she was so angry. while the nsa scandal is also causing protests at home, with european allies, it could cost serious money. the european union, america's largest trading partner, is threatening to cancel pending trade talks in the u.s. >> when we're doing this in germany, france, great britain, other nations we've been allied with in fighting al qaeda, invading libya, these kinds of things just trample trust. >> the administration and its defenders say most of the spying is legitimate for the protection of the u.s. and its allies. >> so a bad guy in afghanistan can use networks in france or germany or great britain or the united states and plan operations with somebody else who may be in afghanistan, but you could still use all of those networks. >> the nsa has issued an unusual denial of one british report that said pre